CN104363546A - Program-control audio power amplifier - Google Patents
Program-control audio power amplifier Download PDFInfo
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- CN104363546A CN104363546A CN201410666253.2A CN201410666253A CN104363546A CN 104363546 A CN104363546 A CN 104363546A CN 201410666253 A CN201410666253 A CN 201410666253A CN 104363546 A CN104363546 A CN 104363546A
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- power amplifier
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- micromachine
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Abstract
The invention discloses a program-control audio power amplifier. The program-control audio power amplifier comprises a module assembly, a housing, a supporting rod, a second micro motor, a first fisheye bearing, a second electric telescopic roller, a second fisheye bearing, a controller, a shield plate, a telescopic sleeve, a second connecting column, a first electric telescopic roller, a first connecting column, a shaft, struts, a supporting frame, a first micro motor, an installation frame and a liquid crystal display screen, wherein the controller and the first micro motor are installed on the installation frame, the controller is connected with the first micro motor through a wire, the supporting frame is installed on the first micro motor, the struts are installed on the supporting frame in a bilaterally symmetrical mode, the shaft is installed between the two struts, the lower end of the housing is installed on the shaft, and the second fisheye bearing is installed on the supporting frame. The program-control audio power amplifier has the advantages that disassembly is not needed, and the program-control audio power amplifier can be shared by multiple rooms simply by re-installing a loudspeaker.
Description
Technical field
The present invention relates to a kind of program control audio-frequency power amplifier, belong to electronic technology field.
Background technology
The sound equipment of prior art is all that program control audio-frequency power amplifier and loudspeaker are fixedly installed togather, the most fixed placement of sound equipment is in a room, when other room needs to use, it is all the installation circuit by disassembling original and other equipment of sound equipment, sound equipment to be moved in other rooms, then by good for the equipment connection in sound equipment and other rooms circuit, when at every turn different rooms needs sound equipment, all to carry out the dismounting of acoustic circuit and reinstall work, bother very much; Or be exactly that a sound equipment is installed in each room, sound equipment seldom uses and will cause waste.In order to solve above-mentioned difficulties, need exploitation a need not dismantle and reinstall sound equipment just can realize the public program control audio-frequency power amplifier in multiple room.
Summary of the invention
The object of this invention is to provide a kind of program control audio-frequency power amplifier.
The problem to be solved in the present invention is the dismounting of sound equipment needs and hookup wire road could realize the public problem in multiple room again.
For realizing object of the present invention, the technical solution used in the present invention is:
A kind of program control audio-frequency power amplifier, comprises modular assembly, casing, support bar, second micromachine, first flake bearing, second electric expansion rod, second flake bearing, controller, barricade, telescopic, second joint pin, first electric expansion rod, first joint pin, axle, pillar, bracing frame, first micromachine, installing rack and liquid crystal display screen, described controller and the first micromachine are arranged on installing rack, controller is connected with the first micromachine by wire, bracing frame is arranged on the first micromachine, symmetrical mounting column on bracing frame, axle is installed between two pillars, casing lower end is arranged on axle, second flake bearing is arranged on bracing frame, second electric expansion rod lower end is arranged on the second flake bearing, second electric expansion rod upper end is connected with the first flake bearing, under first flake bearing is arranged on casing, controller is connected with the second electric expansion rod by wire, modular assembly is arranged in casing, liquid crystal display screen is arranged on cabinet sides, the second micromachine is installed in casing front end, controller is connected with the second micromachine by wire, two support bar one end connect the output shaft of the second micromachine, two support bar other ends connect barricade, barricade is positioned at the side of cabinet sides, telescopic is installed at the casing back side, telescopic left end installs the first joint pin, first electric expansion rod left end is connected with the first joint pin, first electric expansion rod right-hand member is connected with the second joint pin, second joint pin is arranged on telescopic right-hand member, telescopic right side is provided with electrode, controller is connected with the first electric expansion rod by wire.
Described modular assembly comprises, single chip control module, LCD MODULE, key-press module, pickup circuit module, to utter long and high-pitched sounds testing circuit module, power amplifier module, power detection module and voltage-controlled potentiometer module, single chip control module is by wire and LCD MODULE, key-press module, power amplifier module, power detection module is connected with voltage-controlled potentiometer module, power amplifier module is connected with power detection module by wire, voltage-controlled potentiometer module is connected with power amplifier module by wire, testing circuit module of uttering long and high-pitched sounds is connected with voltage-controlled potentiometer module by wire, pickup circuit module is connected with testing circuit module of uttering long and high-pitched sounds by wire, LCD MODULE is connected with liquid crystal display screen by wire.
Described single chip control module adopts STC12C5A16S2 model.
Described power amplifier module adopts TPA3112D1 chip.
Advantage of the present invention is: controller controls the first micromachine forward or reverse, makes bracing frame forward or reverse, drives casing and telescopic forward or reverse, changes direction and position that telescopic is provided with the right side of electrode; Controller controls the second micromachine forward or reverse, two support bars are made to do forward or reverse motion along with the output shaft of the second micromachine, making barricade around casing to anticlockwise or to right rotation, resisting extraneous interference signal by regulating the position of barricade on casing; Controller is done by control second electric expansion rod and stretches or contractile motion, casing is turned forward or tilts backwards, change telescopic and be provided with height between the right side of electrode and ground and angle, facilitate the electrode on telescopic and the Electrode connection on loudspeaker; Controller is done by control first electric expansion rod and stretches or contractile motion, telescopic is stretched or contractile motion along with the first electric expansion rod does together, regulates the length of telescopic, facilitate the electrode on telescopic and the Electrode connection on loudspeaker; On liquid crystal display screen, energy display amplitude, power output, arrange the size of regulating power by button; This amplifier is arranged between several room or several desks, several room or several desks arranges loudspeaker respectively, just can realize this amplifier need not dismantle and reinstall just can make multiple room or multiple desks public.
Accompanying drawing explanation
Fig. 1 is a kind of program control audio-frequency power amplifier side structure schematic diagram of the present invention;
Fig. 2 is a kind of program control audio-frequency power amplifier Facad structure schematic diagram of the present invention;
Fig. 3 is a kind of program control audio-frequency power amplifier modular assembly schematic diagram of the present invention;
In figure: 1, modular assembly 2, casing 3, support bar 4, second micromachine 5, first flake bearing 6, second electric expansion rod 7, second flake bearing 8, controller 9, barricade 10, telescopic 11, second joint pin 12, first electric expansion rod 13, first joint pin 14, axle 15, pillar 16, bracing frame 17, first micromachine 18, installing rack 19, liquid crystal display screen 20, single chip control module 21, LCD MODULE 22, key-press module 23, pickup circuit module 24, to utter long and high-pitched sounds testing circuit module 25, power amplifier module 26, power detection module 27, voltage-controlled potentiometer module.
Embodiment
Below in conjunction with drawings and Examples, the present invention is further illustrated.
A kind of program control audio-frequency power amplifier of the present invention, comprise modular assembly 1, casing 2, support bar 3, second micromachine 4, first flake bearing 5, second electric expansion rod 6, second flake bearing 7, controller 8, barricade 9, telescopic 10, second joint pin 11, first electric expansion rod 12, first joint pin 13, axle 14, pillar 15, bracing frame 16, first micromachine 17, installing rack 18 and liquid crystal display screen 19, described controller 8 and the first micromachine 17 are arranged on installing rack 18, controller 8 is connected with the first micromachine 17 by wire, bracing frame 16 is arranged on the first micromachine 17, controller 8 controls the first micromachine 17 forward or reverse, make bracing frame 16 forward or reverse, drive casing 2 and telescopic 10 forward or reverse, change direction and position that telescopic 10 is provided with the right side of electrode, symmetrical mounting column 15 on bracing frame 16, axle 14 is installed between two pillars 15, casing 2 lower end is arranged on axle 14, second flake bearing 7 is arranged on bracing frame 16, second electric expansion rod 6 lower end is arranged on the second flake bearing 7, second electric expansion rod 6 upper end is connected with the first flake bearing 5, first flake bearing 5 is arranged on casing 2 times, controller 8 is connected with the second electric expansion rod 6 by wire, controller 8 is done by control second electric expansion rod 6 and stretches or contractile motion, casing 2 is made to turn forward or tilt backwards, change telescopic 10 and be provided with height between the right side of electrode and ground and angle, facilitate the electrode on telescopic 10 and the Electrode connection on loudspeaker, modular assembly 1 is arranged in casing 2, and liquid crystal display screen 19 is arranged on casing 2 side, and on liquid crystal display screen 19, energy display amplitude, power output, arrange the size of regulating power by button, the second micromachine 4 is installed in casing 2 front end, controller 8 is connected with the second micromachine 4 by wire, two support bar 3 one end connect the output shaft 14 of the second micromachine 4, two support bar 3 other ends connect barricade 9, barricade 9 is positioned at the side of casing 2 side, controller 8 controls the second micromachine 4 forward or reverse, two support bars 3 are made to do forward or reverse motion along with the output shaft 14 of the second micromachine 4, make barricade 9 around casing 2 to anticlockwise or to right rotation, extraneous interference signal is resisted by regulating the position of barricade 9 on casing 2, telescopic 10 is installed at casing 2 back side, telescopic 10 left end installs the first joint pin 13, first electric expansion rod 12 left end is connected with the first joint pin 13, first electric expansion rod 12 right-hand member is connected with the second joint pin 11, second joint pin 11 is arranged on telescopic 10 right-hand member, telescopic 10 right side is provided with electrode, controller 8 is connected with the first electric expansion rod 12 by wire, controller 8 is done by control first electric expansion rod 12 and stretches or contractile motion, telescopic 10 is stretched or contractile motion along with the first electric expansion rod 12 does together, regulate the length of telescopic 10, facilitate the electrode on telescopic 10 and the Electrode connection on loudspeaker.
Described modular assembly 1 comprises, single chip control module 20, LCD MODULE 21, key-press module 22, pickup circuit module 23, testing circuit module 24 of uttering long and high-pitched sounds, power amplifier module 25, power detection module 26 and voltage-controlled potentiometer module 27, single chip control module 20 is connected with voltage-controlled potentiometer module 27 with LCD MODULE 21, key-press module 22, pickup circuit module 23, testing circuit module 24 of uttering long and high-pitched sounds, power amplifier module 25, power detection module 26 by wire; Power amplifier module 25 is connected with power detection module 26 by wire, voltage-controlled potentiometer module 27 is connected with power amplifier module 25 by wire, testing circuit module 24 of uttering long and high-pitched sounds is connected with voltage-controlled potentiometer module 27 by wire, pickup circuit module 23 is connected with testing circuit module 24 of uttering long and high-pitched sounds by wire, and single chip control module 20 is for functions such as button reading, output voltage measurement, power control, data processing and outputs; LCD MODULE 21 is for information such as display translation voltage peak, power output, setting powers; Key-press module 22 is for settings such as regulation output power; Pickup circuit module 23 is for the enlarge leadingly of audio signal; Testing circuit module 24 of uttering long and high-pitched sounds is for the detection of uttering long and high-pitched sounds and suppression; Power amplifier module 25 is for Audio power amplifier; The peak value that power detection module 26 obtains signal send single chip control module 20 to carry out AD conversion; Voltage-controlled potentiometer module 27 is by the output volume of single chip control module 20 controlling potential device; Single chip control module 20 adopts STC12C5A16S2 model, and power amplifier module 25 adopts TPA3112D1 chip.
Using method of the present invention: this amplifier is arranged between several room or several desks, several room or several desks arrange loudspeaker respectively, just can realize this amplifier need not dismantle and reinstall just can make multiple room or multiple desks public, controller 8 controls the first micromachine 17 forward or reverse, make bracing frame 16 forward or reverse, drive casing 2 and telescopic 10 forward or reverse, change direction and position that telescopic 10 is provided with the right side of electrode; Controller 8 controls the second micromachine 4 forward or reverse, two support bars 3 are made to do forward or reverse motion along with the output shaft 14 of the second micromachine 4, making barricade 9 around casing 2 to anticlockwise or to right rotation, resisting extraneous interference signal by regulating the position of barricade 9 on casing 2; Controller 8 is done by control second electric expansion rod 6 and stretches or contractile motion, casing 2 is made to turn forward or tilt backwards, change telescopic 10 and be provided with height between the right side of electrode and ground and angle, facilitate the electrode on telescopic 10 and the Electrode connection on loudspeaker; Controller 8 is done by control first electric expansion rod 12 and stretches or contractile motion, telescopic 10 is stretched or contractile motion along with the first electric expansion rod 12 does together, regulate the length of telescopic 10, facilitate the electrode on telescopic 10 and the Electrode connection on loudspeaker.
Claims (4)
1. a program control audio-frequency power amplifier, comprise modular assembly (1), casing (2), support bar (3), second micromachine (4), first flake bearing (5), second electric expansion rod (6), second flake bearing (7), controller (8), barricade (9), telescopic (10), second joint pin (11), first electric expansion rod (12), first joint pin (13), axle (14), pillar (15), bracing frame (16), first micromachine (17), installing rack (18) and liquid crystal display screen (19), it is characterized in that: described controller (8) and the first micromachine (17) are arranged on installing rack (18), controller (8) is connected with the first micromachine (17) by wire, bracing frame (16) is arranged on the first micromachine (17), the upper symmetrical mounting column (15) of bracing frame (16), axle (14) is installed between two pillars (15), casing (2) lower end is arranged on axle (14), second flake bearing (7) is arranged on bracing frame (16), second electric expansion rod (6) lower end is arranged on the second flake bearing (7), second electric expansion rod (6) upper end is connected with the first flake bearing (5), under first flake bearing (5) is arranged on casing (2), controller (8) is connected with the second electric expansion rod (6) by wire, modular assembly (1) is arranged in casing (2), liquid crystal display screen (19) is arranged on casing (2) side, the second micromachine (4) is installed in casing (2) front end, controller (8) is connected with the second micromachine (4) by wire, two support bar (3) one end connect the output shaft (14) of the second micromachine (4), two support bar (3) other ends connect barricade (9), barricade (9) is positioned at the side of casing (2) side, telescopic (10) is installed at casing (2) back side, telescopic (10) left end installs the first joint pin (13), first electric expansion rod (12) left end is connected with the first joint pin (13), first electric expansion rod (12) right-hand member is connected with the second joint pin (11), second joint pin (11) is arranged on telescopic (10) right-hand member, telescopic (10) right side is provided with electrode, controller (8) is connected with the first electric expansion rod (12) by wire.
2. the program control audio-frequency power amplifier of one according to claim 1, it is characterized in that: described modular assembly (1) comprises, single chip control module (20), LCD MODULE (21), key-press module (22), pickup circuit module (23), testing circuit module of uttering long and high-pitched sounds (24), power amplifier module (25), power detection module (26) and voltage-controlled potentiometer module (27), single chip control module (20) is by wire and LCD MODULE (21), key-press module (22), power amplifier module (25), power detection module (26) is connected with voltage-controlled potentiometer module (27), power amplifier module (25) is connected with power detection module (26) by wire, voltage-controlled potentiometer module (27) is connected with power amplifier module (25) by wire, testing circuit module of uttering long and high-pitched sounds (24) is connected with voltage-controlled potentiometer module (27) by wire, pickup circuit module (23) is connected with testing circuit module (24) of uttering long and high-pitched sounds by wire, LCD MODULE (21) is connected with liquid crystal display screen (19) by wire.
3. the program control audio-frequency power amplifier of one according to claim 1, is characterized in that: described single chip control module (20) adopts STC12C5A16S2 model.
4. the program control audio-frequency power amplifier of one according to claim 1, is characterized in that: described power amplifier module (25) adopts TPA3112D1 chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410666253.2A CN104363546B (en) | 2014-11-20 | 2014-11-20 | A kind of program control audio-frequency power amplifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410666253.2A CN104363546B (en) | 2014-11-20 | 2014-11-20 | A kind of program control audio-frequency power amplifier |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104363546A true CN104363546A (en) | 2015-02-18 |
| CN104363546B CN104363546B (en) | 2017-11-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410666253.2A Expired - Fee Related CN104363546B (en) | 2014-11-20 | 2014-11-20 | A kind of program control audio-frequency power amplifier |
Country Status (1)
| Country | Link |
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| CN (1) | CN104363546B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2157644Y (en) * | 1993-05-20 | 1994-02-23 | 古西平 | Remote-controlled microphone stand |
| CN1547418A (en) * | 2003-12-04 | 2004-11-17 | 森 于 | Movable hidden type remote controlled microphone |
| CN201846458U (en) * | 2010-09-07 | 2011-05-25 | 刘文石 | Microphone support capable of being lifted under program control |
| JP2011255790A (en) * | 2010-06-09 | 2011-12-22 | Denso Corp | Vehicle presence notification apparatus |
| WO2014079066A1 (en) * | 2012-11-26 | 2014-05-30 | 齐晓燕 | Remote-controlled microphone |
| CN204362293U (en) * | 2014-11-20 | 2015-05-27 | 浙江海洋学院 | A kind of program control audio-frequency power amplifier |
-
2014
- 2014-11-20 CN CN201410666253.2A patent/CN104363546B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2157644Y (en) * | 1993-05-20 | 1994-02-23 | 古西平 | Remote-controlled microphone stand |
| CN1547418A (en) * | 2003-12-04 | 2004-11-17 | 森 于 | Movable hidden type remote controlled microphone |
| JP2011255790A (en) * | 2010-06-09 | 2011-12-22 | Denso Corp | Vehicle presence notification apparatus |
| CN201846458U (en) * | 2010-09-07 | 2011-05-25 | 刘文石 | Microphone support capable of being lifted under program control |
| WO2014079066A1 (en) * | 2012-11-26 | 2014-05-30 | 齐晓燕 | Remote-controlled microphone |
| CN204362293U (en) * | 2014-11-20 | 2015-05-27 | 浙江海洋学院 | A kind of program control audio-frequency power amplifier |
Non-Patent Citations (1)
| Title |
|---|
| 张鹏等: "《单片机程控音频功率放大器的设计》", 《浙江海洋学院学报》 * |
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| Publication number | Publication date |
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| CN104363546B (en) | 2017-11-10 |
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Granted publication date: 20171110 Termination date: 20181120 |